Image copyrightEastern Region Special Operation UnitImage caption
From top left, Khalid Hussain, gang leader Muzaffer Ali and Faisal Mahmood. From bottom left, Sajid Khan and Haroon Khatab, with one of the guns smuggled in by the gang

A "dominating bully" who led a gang which smuggled a machine gun, semi-automatic handguns and ammunition into the UK has been jailed for life.